120615352065615 has 64 divisors (see below), whose sum is σ = 211051301912064. Its totient is φ = 58335009600000.

The previous prime is 120615352065521. The next prime is 120615352065629. The reversal of 120615352065615 is 516560253516021.

It is not a de Polignac number, because 120615352065615 - 2⁷ = 120615352065487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 684211585 + ... + 684387845.

It is an arithmetic number, because the mean of its divisors is an integer number (3297676592376).

Almost surely, 2^{120615352065615} is an apocalyptic number.

120615352065615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120615352065615 is a deficient number, since it is larger than the sum of its proper divisors (90435949846449).

120615352065615 is a wasteful number, since it uses less digits than its factorization.

120615352065615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186552.

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 120615352065615 in words is "one hundred twenty trillion, six hundred fifteen billion, three hundred fifty-two million, sixty-five thousand, six hundred fifteen".